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Effective monitoring of whale populations is critical for conservation, but traditional survey methods are expensive and difficult to scale. While prior work has shown that whales can be identified in very high-resolution (VHR) satellite…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Caleb Robinson , Kimberly T. Goetz , Christin B. Khan , Meredith Sackett , Kathleen Leonard , Rahul Dodhia , Juan M. Lavista Ferres

The 3D folding of a mammalian gene can be studied by a polymer model, where the chromatin fibre is represented by a semiflexible polymer which interacts with multivalent proteins, representing complexes of DNA-binding transcription factors…

Biological Physics · Physics 2023-12-20 Andrea Bonato , Dom Corbett , Sergey Kitaev , Davide Marenduzzo , Alexander Morozov , Enzo Orlandini

Background: Current neuronal monitoring techniques, such as calcium imaging and multi-electrode arrays, enable recordings of spiking activity from hundreds of neurons simultaneously. Of primary importance in systems neuroscience is the…

Neurons and Cognition · Quantitative Biology 2014-11-11 Yazan N. Billeh , Michael T. Schaub , Costas A. Anastassiou , Mauricio Barahona , Christof Koch

Data association in SLAM is fundamentally challenging, and handling ambiguity well is crucial to achieve robust operation in real-world environments. When ambiguous measurements arise, conservatism often mandates that the measurement is…

Robotics · Computer Science 2019-03-07 Kristoffer M. Frey , Ted J. Steiner , Jonathan P. How

We investigate the challenging problem of integrating detection, signal processing, target tracking, and adaptive waveform scheduling with lookahead in urban terrain. We propose a closed-loop active sensing system to address this problem by…

Signal Processing · Electrical Eng. & Systems 2019-03-26 Patricia R. Barbosa , Yugandhar Sarkale , Edwin K. P. Chong , Yun Li , Sofia Suvorova , Bill Moran

The paper describes a framework for multi-function system testing. Multi-function system testing is considered as fusion (or revelation) of clique-like structures. The following sets are considered: (i) subsystems (system parts or units /…

Software Engineering · Computer Science 2015-03-19 Mark Sh. Levin

Understanding the three-dimensional (3D) structure of the genome is essential for elucidating vital biological processes and their links to human disease. To determine how the genome folds within the nucleus, chromosome conformation capture…

A fundamental task in human chromosome analysis is chromosome segmentation. Segmentation plays an important role in chromosome karyotyping. The first step in segmentation is to remove intrusive objects such as stain debris and other noises.…

Computer Vision and Pattern Recognition · Computer Science 2014-09-02 Shervin Minaee , Mehran Fotouhi , Babak Hossein Khalaj

Multicolor in situ hybridization (mFISH) is a karyotyping technique used to detect major chromosomal alterations using fluorescent probes and imaging techniques. Manual interpretation of mFISH images is a time consuming step that can be…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Esteban Pardo , José Mário T Morgado , Norberto Malpica

Computer-aided analysis of biological microscopy data has seen a massive improvement with the utilization of general-purpose deep learning techniques. Yet, in microscopy studies of multi-organism systems, the problem of collision and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-09 Albert Alonso , Julius B. Kirkegaard

Chromatin communities stabilized by protein machinery play essential role in gene regulation and refine global polymeric folding of the chromatin fiber. However, treatment of these communities in the framework of the classical network…

Molecular Networks · Quantitative Biology 2020-06-23 K. Polovnikov , A. Gorsky , S. Nechaev , S. V. Razin , S. Ulianov

In many biochemical processes, proteins bound to DNA at distant sites are brought into close proximity by loops in the underlying DNA. For example, the function of some gene-regulatory proteins depends on such DNA looping interactions. We…

Quantitative Methods · Quantitative Biology 2009-11-13 John F Beausang , Philip C Nelson

Visual simultaneous localization and mapping (SLAM) systems face challenges in detecting loop closure under the circumstance of large viewpoint changes. In this paper, we present an object-based loop closure detection method based on the…

Computer Vision and Pattern Recognition · Computer Science 2023-04-17 Xingwu Ji , Peilin Liu , Haochen Niu , Xiang Chen , Rendong Ying , Fei Wen

Networks are useful representations of many systems with interacting entities, such as social, biological and physical systems. Characterizing the meso-scale organization, i.e. the community structure, is an important problem in network…

Physics and Society · Physics 2019-11-06 Abdullah Karaaslanli , Selin Aviyente

Several experiments show that the three dimensional (3D) organization of chromosomes affects genetic processes such as transcription and gene regulation. To better understand this connection, researchers developed the Hi-C method that is…

Genomics · Quantitative Biology 2019-05-03 Sang Hoon Lee , Yeonghoon Kim , Sungmin Lee , Xavier Durang , Per Stenberg , Jae-Hyung Jeon , Ludvig Lizana

Several modern genomic technologies, such as DNA-Methylation arrays, measure spatially registered probes that number in the hundreds of thousands across multiplechromosomes. The measured probes are by themselves less interesting…

Applications · Statistics 2016-11-16 John Nagorski , Genevera I. Allen

Super-resolution microscopy is crucial for imaging sub-wavelength biological structures. However, most techniques rely on nonlinear saturation or stochastic switching of emitters, limiting imaging speed and increasing phototoxicity. Here,…

Loop closure detection, the task of identifying locations revisited by a robot in a sequence of odometry and perceptual observations, is typically formulated as a combination of two subtasks: (1) bag-of-words image retrieval and (2)…

Computer Vision and Pattern Recognition · Computer Science 2015-09-28 Kanji Tanaka

In this study, we propose a hidden Markov mixture model for the analysis of gene expression measurements mapped to chromosome locations. These expression values represent preprocessed light intensities observed in each probe of Affymetrix…

Applications · Statistics 2016-09-27 Vinícius Diniz Mayrink , Flávio Bambirra Gonçalves

An integrated microscope that combines different optical techniques for simultaneous imaging is demonstrated. The microscope enables spectral-domain optical coherence microscopy based on optical backscatter, and multi-photon microscopy for…

Optics · Physics 2009-11-11 C. Vinegoni , T. Ralston , W. Tan , W. Luo , D. L. Marks , S. A. Boppart